linux-kernel - Re: [PATCH 5.15 000/145] 5.15.103-rc1 review

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Message-ID: <ZBLMei6P5/ZNiCZ5@kroah.com>
Date:   Thu, 16 Mar 2023 08:59:54 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Daniel Díaz <daniel.diaz@...aro.org>
Cc:     stable@...r.kernel.org, patches@...ts.linux.dev,
        linux-kernel@...r.kernel.org, torvalds@...ux-foundation.org,
        akpm@...ux-foundation.org, linux@...ck-us.net, shuah@...nel.org,
        patches@...nelci.org, lkft-triage@...ts.linaro.org, pavel@...x.de,
        jonathanh@...dia.com, f.fainelli@...il.com,
        sudipm.mukherjee@...il.com, srw@...dewatkins.net, rwarsow@....de
Subject: Re: [PATCH 5.15 000/145] 5.15.103-rc1 review

On Wed, Mar 15, 2023 at 08:29:45AM -0600, Daniel Díaz wrote:
> Hello!
> 
> On 15/03/23 06:11, Greg Kroah-Hartman wrote:
> > This is the start of the stable review cycle for the 5.15.103 release.
> > There are 145 patches in this series, all will be posted as a response
> > to this one.  If anyone has any issues with these being applied, please
> > let me know.
> > 
> > Responses should be made by Fri, 17 Mar 2023 11:57:10 +0000.
> > Anything received after that time might be too late.
> > 
> > The whole patch series can be found in one patch at:
> > 	https://www.kernel.org/pub/linux/kernel/v5.x/stable-review/patch-5.15.103-rc1.gz
> > or in the git tree and branch at:
> > 	git://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git linux-5.15.y
> > and the diffstat can be found below.
> > 
> > thanks,
> > 
> > greg k-h
> 
> We're seeing PowerPC build failures like the following (GCC-8, GCC-12, Clang-16):
> 
> -----8<-----
> In file included from /builds/linux/drivers/usb/host/ehci-hcd.c:1298:
> /builds/linux/drivers/usb/host/ehci-ppc-of.c:122:13: error: use of undeclared identifier 'NO_IRQ'
>         if (irq == NO_IRQ) {
>                    ^
> 1 error generated.
> ----->8-----

Will be fixed in -rc2

> 
> Then, Perf fails on Arm and i386 with GCC-12:
> 
> -----8<-----
> In function 'parse_events_term__num',
>     inlined from 'parse_events_multi_pmu_add' at util/parse-events.c:1687:9:
> util/parse-events.c:3100:64: error: array subscript 'YYLTYPE[0]' is partly outside array bounds of 'char[4]' [-Werror=array-bounds]
>  3100 |                 .err_term  = loc_term ? loc_term->first_column : 0,
>       |                              ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~^~~
> util/parse-events.c: In function 'parse_events_multi_pmu_add':
> util/parse-events.c:1678:39: note: object 'config' of size 4
>  1678 |                                 char *config;
>       |                                       ^~~~~~
> cc1: all warnings being treated as errors
> ----->8-----

This is odd as this file isn't modified, but other build fixes for perf
for 5.15 were made.  Let's see if this still happens in -rc2 and if so,
if you could bisect to track down the offending commit that would be
great.

thanks,

greg k-h